{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012546","490:4900013000","490:4900012478","490:4900013212","490:4900012539","490:4900012257","490:4900012610","490:4900012950","490:4900013144","490:4900012618","487:4870000283","490:4900012411","490:4900012323","490:4900012483","490:4900012327","490:4900012271","490:4900012615","490:4900012479","490:4900012561","490:4900012413","490:4900013064","490:4900012629","490:4900012325","490:4900012339","490:4900012278"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.41204271763603184,0.27481109712852203,0.23220843094347696,0.23144804501337984,0.22446686414187259,0.19030594913956014,0.1902106687885998,0.18517363486957872,0.1848053355024834,0.17978310466994585,0.17967485772042519,0.17675491387587866,0.17614448426477725,0.17521961297115646,0.1737833514318082,0.16411513035472222,0.15784088755330156,0.15490785977268168,0.1481696542744049,0.14388575873518852,0.13587710188353602,0.11943137077893853,0.11691580938209917,0.111346011264968,0.11096169427074137],"twin_dists":[0.1729456435382744,0.20874441042286523,0.22193873390020186,0.222187871355908,0.22450090359875535,0.23658000512154223,0.2366157074558079,0.23852122839084944,0.2386619778093501,0.24060132139297713,0.24064354051030434,0.241789267363294,0.24203048507687763,0.24239709460087855,0.24296915906767433,0.24691097866523018,0.24955968526394046,0.250824240092485,0.25379730234718995,0.2557396936418848,0.259489385821441,0.26774395725455313,0.26908170833098943,0.2721242567752261,0.27233848417863027],"n_dims_used":45,"mean_confidence":0.9085813734266494},"coverage":{"mean_confidence":0.9085813734266494,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}